document.write( "Question 820549: Phuong has $2 in nickels and dimes in his bank. The number of dimes is five more than twice as many nickels. How many of each type of coin are in bank? \n" ); document.write( "
Algebra.Com's Answer #493609 by stanbon(75887) ![]() You can put this solution on YOUR website! Phuong has $2 in nickels and dimes in his bank. The number of dimes is five more than twice as many nickels. How many of each type of coin are in bank? \n" ); document.write( "-------- \n" ); document.write( "Value Eq:: 5n+10d = 200 cents \n" ); document.write( "Quantity:: d = 2n+5 \n" ); document.write( "------ \n" ); document.write( "Substitute for \"d\" and solve for \"n\":: \n" ); document.write( "5n + 10(2n+5) = 200 \n" ); document.write( "25n + 50 = 200 \n" ); document.write( "25n = 150 \n" ); document.write( "n = 6 (# of nickels) \n" ); document.write( "------- \n" ); document.write( "Solve for \"d\":: \n" ); document.write( "d = 2n+5 \n" ); document.write( "d = 2*6+5 \n" ); document.write( "d = 17 (# of dimes) \n" ); document.write( "======================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "====================== \n" ); document.write( " |